@inproceedings{CIKM-2009-GaoXCA,
	author        = "Byron J. Gao and Mingji Xia and Walter Cai and David C. Anastasiu",
	booktitle     = "{Proceedings of the 18th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1645953.1646162",
	isbn          = "978-1-60558-512-3",
	pages         = "1525--1528",
	publisher     = "{ACM}",
	title         = "{The gardener’s problem for web information monitoring}",
	year          = 2009,
}